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Related papers: Multilateration of the Local Position Measurement

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Positioning with one single communication between base stations and user devices can effectively save air time and thus expand the user volume to infinite. However, this usually demands accurate synchronization between base stations.…

Signal Processing · Electrical Eng. & Systems 2018-04-27 Sihao Zhao , Xiaowei Cui , Shuang Xu , Mingquan Lu

In two-way time-of-arrival (TOA) systems, a user device (UD) obtains its position by round-trip communications to a number of anchor nodes (ANs) at known locations. The objective function of the maximum likelihood (ML) method for two-way…

Signal Processing · Electrical Eng. & Systems 2021-03-18 Sihao Zhao , Xiao-Ping Zhang , Xiaowei Cui , Mingquan Lu

Large-scale MIMO systems are well known for their advantages in communications, but they also have the potential for providing very accurate localization thanks to their high angular resolution. A difficult problem arising indoors and…

Information Theory · Computer Science 2017-02-13 Nil Garcia , Henk Wymeersch , Erik G. Larsson , Alexander M. Haimovich , Martial Coulon

In this paper, we present INertial Lidar Localisation Autocalibration And MApping (IN2LAAMA): an offline probabilistic framework for localisation, mapping, and extrinsic calibration based on a 3D-lidar and a 6-DoF-IMU. Most of today's…

Robotics · Computer Science 2020-10-23 Cedric Le Gentil , Teresa Vidal-Calleja , Shoudong Huang

In this work, a system scheme is proposed for tracking a radio emitting target moving in two-dimensional space. The localization is based on the use of biased time-of-arrival (TOA) measurements obtained at two asynchronous receivers, each…

Systems and Control · Computer Science 2014-05-14 Siamak Yousefi , Xiao-Wen Chang , Benoit Champagne

In this work, we consider the problem of localizing multiple signal sources based on time-difference of arrival (TDOA) measurements. In the blind setting, in which the source signals are not known, the localization task is challenging due…

Signal Processing · Electrical Eng. & Systems 2024-03-18 Gabrielle Flood , Filip Elvander

This paper presents a novel 3DOF pedestrian trajectory prediction approach for autonomous mobile service robots. While most previously reported methods are based on learning of 2D positions in monocular camera images, our approach uses…

Computer Vision and Pattern Recognition · Computer Science 2017-10-03 Li Sun , Zhi Yan , Sergi Molina Mellado , Marc Hanheide , Tom Duckett

In a time division broadcast positioning system (TDBPS), a user device (UD) determines its position by obtaining sequential time-of-arrival (TOA) or pseudorange measurements from signals broadcast by multiple synchronized base stations…

Signal Processing · Electrical Eng. & Systems 2021-02-03 Sihao Zhao , Xiao-Ping Zhang , Xiaowei Cui , Mingquan Lu

In two-way time-of-arrival (TOA) systems, a user device (UD) obtains its position and timing information by round-trip communications to a number of anchor nodes (ANs) at known locations. Compared with the one-way TOA technique, the two-way…

Signal Processing · Electrical Eng. & Systems 2021-07-09 Sihao Zhao , Xiao-Ping Zhang , Xiaowei Cui , Mingquan Lu

Most autonomous vehicles rely on accurate and efficient localization, which is achieved by comparing live sensor data to a preexisting map, to navigate their environment. Balancing the accuracy of localization with computational efficiency…

Robotics · Computer Science 2026-05-11 Katya M. Papais , Daniil Lisus , Cedric Le Gentil , David J. Yoon , Timothy D. Barfoot

The vast amount of spectrum available for millimeter wave (mmWave) wireless communication systems will support accurate real-time positioning concurrent with communication signaling. This paper demonstrates that accurate estimates of the…

Information Theory · Computer Science 2018-08-23 Ojas Kanhere , Theodore S. Rappaport

Emitter localization is widely applied in the military and civilian _elds. In this paper, we tackle the problem of position estimation for multiple stationary emitters using Doppler frequency shifts and angles by moving receivers. The…

Signal Processing · Electrical Eng. & Systems 2021-12-07 Ziqiang Wang , Yimao Sun , Qun Wan , Lei Xie , Ning Liu

In the last decades, Light Detection And Ranging (LiDAR) technology has been extensively explored as a robust alternative for self-localization and mapping. These approaches typically state ego-motion estimation as a non-linear optimization…

A local positional system (LPS) is proposed, in which particles are launched at given velocities, and a sensor system measures the trajectory of particles in the platform frame. These measurements allow us to restore the position and…

Atomic Physics · Physics 2022-01-26 B. Dubetsky

The paper aims to reveal the relationship between the performance of moving object tracking algorithms and the tracking anchors (station) deployment. The Dilution of Precision (DoP) for Time difference of arrival (TDoA) technique with…

Signal Processing · Electrical Eng. & Systems 2021-12-13 Fengyun Zhang , Hao Li , Yulong Ding , Shuang-Hua Yang , Li Yang

Source localization plays a key role in many applications including radar, wireless and underwater communications. Among various localization methods, the most popular ones are Time-Of-Arrival (TOA), Time-Difference-Of-Arrival (TDOA), and…

Signal Processing · Electrical Eng. & Systems 2022-03-07 Nitesh Sahu , Linlong Wu , Prabhu Babu , Bhavani Shankar M. R. , Björn Ottersten

Positioning accuracy is a critical requirement for vehicle-to-everything (V2X) use cases. Therefore, this paper derives the theoretical limits of estimation for the position and orientation of vehicles in a cooperative vehicle-to-vehicle…

Signal Processing · Electrical Eng. & Systems 2023-06-30 Joo-Hyun Jo , Jae-Nam Shim , Byoungnam , Kim , Chan-Byoung Chae , Dong Ku Kim

Localization, or position fixing, is an important problem in robotics research. In this paper, we propose a novel approach for long-term localization in a changing environment using 3D LiDAR. We first create the map of a real environment…

Robotics · Computer Science 2019-10-29 Yilong Zhu , Bohuan Xue , Linwei Zheng , Huaiyang Huang , Ming Liu , Rui Fan

In a visible light positioning (VLP) system, a receiver can estimate its location based on signals transmitted by light emitting diodes (LEDs). In this manuscript, we investigate a quasi-synchronous VLP system, in which the LED transmitters…

Information Theory · Computer Science 2018-12-17 Ertan Kazikli , Sinan Gezici

Traditional visible light positioning (VLP) systems estimate receivers' coordinates based on the known light-emitting diode (LED) coordinates. However, the LED coordinates are not always known accurately. Because of the structural changes…

Signal Processing · Electrical Eng. & Systems 2021-09-10 Kehan Zhang , Zaichen Zhang , Bingcheng Zhu
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